supply of supply, rewiring and connection , supply, rewiring and connection of cast aluminium industrial cooling fan for 30/10/5t eot cra ne equipped with protective grills, resilient pad at least 10mm shall be provided to the bottom of base by a suitable adhesive with holes drilling to accommodate bolt of required size, motor shall be provided with ins ulation of class b, ip55 or more protected. noise level below 50db, air delivery min 30 meter cube per minu te. operated on 230v, 50hz, single phase ac supply conforming to is: 302-2-80-2003 or latest. (type test r eport & isi mark shall be available) [ warranty period: 30 months after the date of delivery ] ]